Stevens, David E <br/><br/>
Precalculus with graphing technology 
David E. Stevens. 
 - St. Paul, MN.  West Publishing Company  1997. 
 - xxi, 840 p.  ill. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions<br/>Geometry, Analytic<br/>Trigonometry